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Journal Article 7

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waveform 2

waveform analysis 2

Fractional quadratically constrained quadratic programming (QCQP) 1

Frequency select strategy 1

Full-waveform inversion 1

HY-2 1

Multiple-input multiple-output (MIMO) radar 1

Observation system 1

Spectral factorization 1

Tunnel seismic detection 1

Waveform design 1

acoustic emission (AE) 1

adjustable-amplitude 1

attenuation factor 1

deep mining 1

engineering computations 1

high resolution 1

inversion algorithm 1

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Research of seismic events waveform in deep copper mine

Yang Zhiguo,Yu Runcang,Guo Ran

Strategic Study of CAE 2008, Volume 10, Issue 8, Pages 69-72

Abstract: According to the analysis results of a detecting blast and an identified seismic event,the waveform analysis

Keywords： deep mining rockburst seismic monitoring waveform analysis

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The Waveform Analysis and Engineering Computation of the Rail-beam Straightening Force in the Straightening

Shen Jiuyan

Strategic Study of CAE 2000, Volume 2, Issue 1, Pages 47-52

Abstract: heavy rail-beam straightening mill 1300 (the first and biggest set in China) and straightening forces waveform

Keywords： roller type straightening mills straightening forces straightening forces components pressure steps waveform

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Frequency-Domain Full-Waveform Inversion Based on Tunnel Space Seismic Data Article

Mingyu Yu,Fei Cheng,Jiangping Liu,Daicheng Peng,Zhijian Tian

Engineering 2022, Volume 18, Issue 11, Pages 197-206 doi: 10.1016/j.eng.2021.06.018

Abstract: Thus, we apply a frequency-domain acoustic full-waveform inversion (FWI) method to obtain high-resolution

Keywords： Tunnel seismic detection Full-waveform inversion Frequency select strategy Observation system

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Experimental study on wire breakage detection by acoustic emission

Limin SUN, Ji QIAN

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 4, Pages 503-509 doi: 10.1007/s11709-011-0132-8

Abstract: paper experimentally investigated wire breakage detection in a steel cable by acoustic emission (AE) waveformIn the experiments, the attenuation laws of waveform amplitudes were discussed based on stress wave propagationFinally, based on the waveform attenuation laws and the linear position method, the amplitude and energyof the source were confirmed through the measured waveform to identify the source category.

Keywords： acoustic emission (AE) waveform wire breakage attenuation factor wave velocity

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Colocated MIMO radar waveform-design based on two-step optimizations in spatial and spectral domains Article

Yu-xi WANG, Guo-ce HUANG, Wei LI, Jin-liang LI

Frontiers of Information Technology & Electronic Engineering 2017, Volume 18, Issue 7, Pages 1021-1032 doi: 10.1631/FITEE.1601726

Abstract: We propose an efficient colocated multiple-input multiple-output radar waveform-design method based onthe proposed method is demonstrated via numerical results and comparisons with other approaches to waveform

Keywords： Multiple-input multiple-output (MIMO) radar Waveform design Spectral factorization Fractional quadratically

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Impact drive rotary precision actuator with piezoelectric bimorphs

ZHANG Hongzhuang, ZENG Ping, HUA Shunming, CHENG Guangming, YANG Zhigang

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 1, Pages 71-75 doi: 10.1007/s11465-008-0008-3

Abstract: results show that an actuator excited by fixed-frequency and the adjustable-amplitude ramp voltage waveform

Keywords： specific fixed-frequency waveform piezoelectric cantilever mechanisms adjustable-amplitude

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The research of inversion algorithm of significant wave height with high resolution based HY-2 waveform

Wang Guizhong,Zhang Jie,Miao Hongli,Li Guoqiang,Wang Xin

Strategic Study of CAE 2014, Volume 16, Issue 6, Pages 60-64

Abstract: Based on HY-2 altimeter waveform data, we develop an inversion algorithm of SWH with high-resolution.Applied this method to one pass waveform data, the result shows the inversion algorithm is effective.Comparing the SWH derived from 1 s waveform, the SWH derived by this method could be increased by aboutThe SWH derived from HY-2 altimeter 20 Hz waveform is reliable and could be applied for high resolution

Keywords： HY-2 significant wave height inversion algorithm high resolution